Home / 55,707.09-83,554.69-15,725.09

Finding the Fourth Proportional to 55,707.09, 83,554.69 and 15,725.09

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Solution

The fourth proportional to 55,707.09, 83,554.69 and 15,725.09 is: 23,585.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,707.09 : 83,554.69 = 15,725.09 : x
  2. Step 2: Convert to fraction form
    55,707.09/83,554.69 = 15,725.09/x
  3. Step 3: Cross multiply
    55,707.09x = 83,554.69 × 15,725.09
  4. Step 4: Simplify right side
    55,707.09x = 1,313,905,020.17
  5. Step 5: Solve for x
    x = 1,313,905,020.17/55,707.09
  6. Step 6: Final answer
    x = 23,585.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.